Dyne Therapeutics, Inc.
DYN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001818794
In the last 90 days, Dyne Therapeutics, Inc. insiders filed 0 open-market purchases and 10 sales; 245 institutions reported holding it in 13F filings for Q2 2026, worth $4.23B in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in Dyne Therapeutics, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 198
- −6 vs. Q1 2025
- Shares held
- 128.6M
- +6.60M (+5.4%) vs. Q1 2025
- Total value
- $1.22B
- −$64.5M (−5.0%) vs. Q1 2025
- New holders
- 24
- 95 more added
- Sold out
- 30
- 53 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting DYN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 245 | $4.23B |
| Q1 2026 | 228 | $3.40B |
| Q4 2025 | 233 | $3.48B |
| Q3 2025 | 207 | $1.97B |
| Q2 2025 | 198 | $1.22B |
| Q1 2025 | 205 | $1.29B |
| Q4 2024 | 200 | $2.63B |
| Q3 2024 | 200 | $4.03B |
| Q2 2024 | 193 | $3.92B |
| Q1 2024 | 169 | $2.71B |
| Q4 2023 | 124 | $930.0M |
| Q3 2023 | 114 | $536.6M |
| Q2 2023 | 118 | $665.9M |
| Q1 2023 | 127 | $628.7M |
| Q4 2022 | 113 | $576.2M |
| Q3 2022 | 102 | $565.8M |
| Q2 2022 | 90 | $320.7M |
| Q1 2022 | 94 | $456.6M |
| Q4 2021 | 93 | $568.3M |
| Q3 2021 | 83 | $572.8M |
| Q2 2021 | 76 | $753.4M |
| Q1 2021 | 75 | $533.3M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Dyne Therapeutics, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Baker Bros. Advisors LP | 0 | $0 | 0.00% | −672,096−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −450,000−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −154,634−100.0% | Sold out |
| Casdin Capital, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Ratan Capital Management LP | 0 | $0 | 0.00% | −98,900−100.0% | Sold out |
| StemPoint Capital LP | 0 | $0 | 0.00% | −84,430−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −81,266−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −40,946−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −26,816−100.0% | Sold out |
| Handelsbanken Fonder AB | 0 | $0 | 0.00% | −22,500−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −21,656−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −21,422−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −21,345−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −17,834−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −17,805−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −17,088−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −16,400−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −15,540−100.0% | Sold out |
| Dimensional Fund Advisors LP | 0 | $0 | 0.00% | −12,569−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −2,252−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −231−100.0% | Sold out |
| CoreCap Advisors, LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Stephens Consulting, LLC | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| WealthTrak Capital Management LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Lindbrook Capital, LLC | – | – | – | – | Not filed |